#privateLetterPage{
  height: 100%;
  width: 100%;
  background-color: #f6f6f6;
  overflow: scroll;
  overflow-x:hidden;
  position: absolute;
}

.content_box_out{
  height: auto;
  width: 100%;
  display: inline-block;
  color: #000;
  font-size: 20px;
}

.content_box{
  height: auto;
  width: 100%;
  margin-top: 50px;
  position: absolute;
}

.left_msg_content{
  width: 695px;
  height: auto;
  display: inline-block;
  margin-left: 210px;
  background-color: white;
}

.left_msg_head{
  width: 695px;
  height: 60px;
  background-color: white;
  border-bottom: 1px solid #f0f2f7;
}

.text{
  font-size: 16px;
  color: #000000;
  margin-left: 15px;
  padding-top: 15px;
  float: left;
}

.write_btn{
  width: auto;
  height: auto;
  float: right;
  margin-right: 10px;
  margin-top: 10px;
}

.right_msg_set{
  width: 300px;
  height: 200px;
  background-color: white;
  float: right;
  margin-right: 140px;
}

.set_box{
  width: 300px;
  height: auto;
  margin-left: 80px;
}

